Texas Instruments

REG104GA-3.3G4

REG104GA-3.3G4 Description

The REG104GA-3.3G4 is a linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 3.3V and a maximum output current of 1A. This regulator is housed in a SOT223-6 package, making it suitable for surface mount applications. It features a maximum input voltage of 15V and a dropout voltage of 0.48V at 1A, ensuring efficient operation even under varying load conditions. The regulator includes an enable control feature, over current protection, and over temperature protection, enhancing its reliability and versatility.

REG104GA-3.3G4 Features

• Fixed Output Voltage: The REG104GA-3.3G4 provides a stable 3.3V output, ideal for applications requiring a precise voltage supply.
• High Efficiency: With a dropout voltage of only 0.48V at 1A, this regulator maintains high efficiency even at lower input voltages.
• Low Quiescent Current: The quiescent current is as low as 0.7 mA, minimizing power consumption during standby.
• Enable Control: The enable feature allows for dynamic control of the regulator, enabling power-saving modes and controlled startup sequences.
• Protection Features: Over current and over temperature protection ensure the regulator operates safely under various conditions.
• Surface Mount Package: The SOT223-6 package is ideal for compact and high-density PCB designs.
• Compliance: The regulator is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.

REG104GA-3.3G4 Applications

The REG104GA-3.3G4 is well-suited for a variety of applications where a stable 3.3V supply is required. Its low dropout voltage and high efficiency make it ideal for battery-powered devices, where input voltage can vary significantly. The enable control feature enhances its suitability for applications requiring power management, such as in mobile devices, IoT sensors, and embedded systems. The regulator's compact package and surface mount design are perfect for space-constrained environments, such as in consumer electronics and automotive electronics.

Conclusion of REG104GA-3.3G4

The REG104GA-3.3G4 from Texas Instruments is a robust and efficient linear voltage regulator designed to meet the demands of modern electronic systems. Its fixed 3.3V output, low dropout voltage, and low quiescent current make it an excellent choice for applications requiring high efficiency and precise voltage regulation. The inclusion of enable control and comprehensive protection features further enhances its reliability and versatility. Despite being marked as obsolete, the REG104GA-3.3G4 remains a valuable component for designers seeking a reliable and efficient power solution in compact form factors.